Rumored Buzz on Nonlinear Crystal
Rumored Buzz on Nonlinear Crystal
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Laser modeling and simulation can be employed to reliably figure out the the best possible crystal dimensions, doping density And maybe values of further parameters.
人造红宝石激光晶体是首次实现激光输出的材料。可用焰熔法、提拉法或助熔剂法生产单晶。用提拉法容易获得大尺寸优质晶体。
The host medium influences strongly the wavelength, bandwidth and transition cross-sections of pump and laser transitions as well as the upper-state lifetime.
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For quasi-3-degree laser obtain media or simply a few-degree acquire media, one normally ought to limit the length to a price which can be as well shorter for successful pump absorption, as reabsorption results would otherwise spoil the general performance. For aspect pumping, extra criteria arrive into play; Moreover effective pump absorption, it is important to get a suitable spatial form of your achieve profile.
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A significant harm threshold concerning pulse fluence or peak intensity is often essential for prime-energy amplifiers.
作为工业上使用较多的都是高掺钇铝石榴石，也就是说掺入不同的元素来达到不同的效果；作为工业激光，关注以下性能：
晶体生长 晶体加工 镀膜能�?品质管理 研发能力 新闻中心
It might be oriented for in the vicinity of perpendicular incidence in the laser beam, or at Brewster's angle. It might be fastened in a few solid mount which also functions being a heat sink. Bigger crystals are often used for aspect pumping e.g. with significant-electrical power diode bars.
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Those people surfaces that are handed through the laser beam are Generally both oriented at Brewster's angle or have an anti-reflection coating.
Naturally, it is extremely desirable that a given crystal quality is created persistently, Even though various laser designs might have a special sensitivity to content parameters.
There may be a wide range of crystalline media, which may be grouped according to special atomic constituents and crystalline buildings. Some essential groups Laser Crystal of crystals are:
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It is clear that distinct programs produce quite different necessities on laser attain media. This is why, a wide array of various crystals are applied, and generating the correct selection is important for developing lasers with optimum overall performance.
激光晶体（laser crystal），可将外界提供的能量通过光学谐振腔转化为在空间和时间上相干的具有高度平行性和单色性激光的晶体材料。是晶体激光器的工作物质。